The most common and most likely answer to this crossword clue is the 9 letter word ABORIGINE
I've seen this crossword clue in The Times
A
B
O
R
I
G
I
N
E
More clues leading to the result ABORIGINE
- Australian with roots in Lincoln?
- One soldier, carried round on the back of a native
- Native area suffered without a single soldier
- From the outset Britons inhabiting Australian region displaced her?
- Native area suffered without one soldier
- Australian with ancestry in Lincoln?
- Native of Lincoln checking ancestry?
- Native — one getting drink in a hole in the ground?
- Native sailor beginning to head east
- Native American carried around one with firewater
Buddy explains!

The straight part
We know that "Australian" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case australian = aborigine.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ABORIGINE mean?
ABORIGINE noun- A native inhabitant of a country; a member of the original people.
- (in the plural) The native flora and fauna of an area.